John Calvin Reformed @genevareformer

What the previous verse contains is here confirmed, — that the Jews, through their own fault, had deprived themselves of God’s favor. It was necessary to do this; for otherwise they would have had some answer to give, inasmuch as hypocrites, being so perverse, do not easily yield. Hence the Prophet confirms what he had said, — that there were wicked men among God’s people.

Matthew Henry Presbyterian @wholebiblehenry

Here, I. The prophet shows them what mischief their sins had done them: They have turned away these things (Jer 5:25), the former and the latter rain, which they used to have in due season (Jer 5:24), but which had of late been withheld (Jer 3:3), by reason of which the appointed weeks of harvest had sometimes disappointed them.

Commenting on Jeremiah 5:25-31

John Gill Reformed Baptist @doctorgill

For among my people are found wicked men,.... Not a few only, but in general they appeared to be so, upon an inquiry into their character and conduct; for otherwise it would not have been so difficult to find a good man among them, as is suggested Jer 5:1, they lay wait as he that setteth snares; or, "they look about" (c); that is, as...